235640538916 has 12 divisors (see below), whose sum is σ = 412748234332. Its totient is φ = 117712471968.

The previous prime is 235640538893. The next prime is 235640538937. The reversal of 235640538916 is 619835046532.

235640538916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 134796185316 + 100844353600 = 367146^2 + 317560^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26944455 + ... + 26953198.

Almost surely, 2^235640538916 is an apocalyptic number.

It is an amenable number.

235640538916 is a deficient number, since it is larger than the sum of its proper divisors (177107695416).

235640538916 is a wasteful number, since it uses less digits than its factorization.

235640538916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53898750 (or 53898748 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 235640538916 in words is "two hundred thirty-five billion, six hundred forty million, five hundred thirty-eight thousand, nine hundred sixteen".